config.mk

   1 UNAME := $(strip $(shell uname))
   2 ifeq ($(UNAME),)
   3   $(error Operating system could not be detected!)
   4 endif
   5
   6 DUMPMACHINE := $(strip $(shell $(CC) -dumpmachine))
   7 ifeq ($(DUMPMACHINE),)
   8   $(error C compiler could not be detected!)
   9 endif
  10
  11 ifneq ($(DEBUG),)
  12   XCFLAGS = -Og -g
  13 else
  14 ifneq ($(ASAN),)
  15   XCFLAGS = -O1 -g -fsanitize=address -fno-omit-frame-pointer
  16   XLDFLAGS += -static-libasan
  17 else
  18   XCFLAGS = -Ofast -DNDEBUG
  19 endif
  20 endif
  21
  22 ifneq ($(firstword $(filter x86_64-%,$(DUMPMACHINE))),)
  23   XCFLAGS += -march=x86-64 -mtune=nocona
  24 else ifneq ($(firstword $(filter i686-%,$(DUMPMACHINE))),)
  25   XCFLAGS += -march=pentiumpro -mtune=intel
  26 endif
  27
  28 ifneq ($(firstword $(filter %-mingw32 %-windows-gnu %-cygwin,$(DUMPMACHINE))),)
  29   DLL_LDFLAGS = -shared -Wl,--out-implib,$@.a
  30   EXE_SUFFIX := .exe
  31   DLL_SUFFIX := .dll
  32 ifneq ($(firstword $(filter i686-%,$(DUMPMACHINE))),)
  33   XLDFLAGS += -Wl,--large-address-aware
  34 endif
  35 else
  36 ifneq ($(findstring -apple-darwin,$(DUMPMACHINE)),)
  37   DLL_LDFLAGS = -dynamiclib
  38   DLL_SUFFIX := .dylib
  39 else
  40   DLL_LDFLAGS = -shared
  41   DLL_SUFFIX := .so
  42 endif
  43 endif
  44
  45 ifneq ($(STATIC),)
  46   XLDFLAGS += -static
  47 endif
  48
  49 ifneq ($(FLTO),)
  50   XCFLAGS += -flto
  51 endif
  52
  53 ifneq ($(STRIP),)
  54   XLDFLAGS += -Wl,--strip-all
  55   DLL_LDFLAGS += -Wl,--strip-all
  56 endif
  57
  58 ifneq ($(firstword $(filter MINGW32_NT-% MINGW64_NT-% CYGWIN_NT-%,$(UNAME))),)
  59   ENV_LDPATH := PATH
  60 else
  61 ifneq ($(firstword $(UNAME)),Darwin)
  62   ENV_LDPATH := LD_LIBRARY_PATH
  63 else
  64   ENV_LDPATH := DYLD_LIBRARY_PATH
  65 endif
  66 endif